TECHNICAL DATA SHEET
DECISION-MAKING SOLUTION FOR GRAPE HARVEST DATES
DYOSTEM® Analysis and interpretation
Physiological monitoring of grape ripening
Predictive determination of grape profile
Characteristics
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Measurement of the volume’s evolution (mL) of
berries
Measurement of the color’s evolution of the berries (hue angle - HSL reference)
Measurement of sample heterogeneity
Determination of the date of sugar loading stop
Determination of the potential alcohol degree at
sugar loading stop
Recommendation of harvest dates to obtain a
targeted grape profile
Capacity : 100 to 150 samples per day (1 sample =
200 berries)
Studio & Interface
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Dimensions & weight
Studio : H 742 x L 546 X W 1531 mm (25 Kg)
Interface : H 434 x L 516 x W 412 mm (15 Kg)
Transport: ISPM15(IPPC) standard wooden case
700 x 700 x 700 mm - 80 kg (full)
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On-ligne app : www.dyostem.com
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Description & components
Studio :
Painted steel cover
Specific LED lighting system
Digital camera
Removable tray for the berries
Door for measurements in closed environment
Interface :
Industrial monitor
15’’ touch screen
Electric power supply required : 220V 50/60 Hz
Internet connection required : Ethernet cable
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Pictures of berries taken by digital camera and
analysed by algorithms
Measurements presented by digital and graphic
forms
Automatic recording & transfer of results toward
the on-line app
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Unique portal combining all datas from Dyostem®
and other sources (Brix / Sugar concentration,
total acidity, pH, available nitrogen, ..)
Analysis and interpretations of Dyostem® measurements
Datas, analysis and interpretations export in Excel
format
Guarantee & Installation
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1 year guarantee
Installation and commissioning by our teams
Optional services
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Training by our services
Transfer file for FTIR Foss / Cetim analysis
Registered trade mark - A product resulting from Vivelys R&D - International patent
Domaine du chapître, 170 bd du chapître - F34750 Villeneuve-lès-Maguelone - France - tel : +33(0)4 67 85 68 40 - contact@vivelys .com.
www.vivelys.com